Pathological dislocation of unsp ankle, NEC

This code signifies a spontaneous displacement of the bones forming the ankle joint, not caused by trauma, but rather by an underlying disease process. This pathological dislocation occurs without significant external force and is often a consequence of weakened joint structures.

Apply this code when documentation clearly indicates an ankle dislocation that is non-traumatic and attributed to a disease, such as rheumatoid arthritis, osteomyelitis, or neuropathic arthropathy. The "unspecified ankle" aspect is used when laterality (right or left) is not documented.

• Ensure documentation explicitly states "pathological dislocation" and rules out traumatic causes.
• Avoid using this code if the dislocation is due to an injury; instead, refer to codes in the S93 category.
• Always seek to clarify laterality (right or left ankle) if not specified to allow for a more precise code selection (M24.371 or M24.372).